I'm Ukrainian, and I'm not really connected to neither Australian or British culture, so I've never heard of that term
Nice to find out something new!
These theories are so interesting, it was fun reading about them 😂 the one about changing skin colour because of sunlight seems the most close to reality to me

I'll be honest, when I first immigrated to Australia I wasn't entirely sure what expect, probably something akin to the film Crocodile Dundee.

It's not like that?? 😂😅
My mind has that perception of Australia as it is shown in "Crocodile Dundee" also